How's Pot Doing in Washington?

Cannabis is 90% Legal in Washington

Last reviewed: January 13, 2026

Is it legal for adults to possess cannabis in the state of Washington?

YES

"You may buy and possess a maximum of: One ounce of useable cannabis (plant matter); 16 ounces of cannabis-infused products in solid form (solid edibles); 72 ounces of cannabis-infused products in liquid form (drinks); 7 grams of cannabis concentrate." - lcb.wa.gov

Is it legal for adults to buy cannabis in a store in the state of Washington?

YES

"Adults age 21 and over can purchase marijuana and marijuana products at state-licensed retail stores. You may possess up to one ounce of usable marijuana, 16 ounces of marijuana-infused product in solid form, 72 ounces in liquid form, and seven grams of marijuana concentrates." - lcb.wa.gov

Is it legal for adults to grow cannabis in the state of Washington?

NO

"Washington does not allow home growing of cannabis plants, unless you are a qualified medical patient or designated provider with a valid authorization form." - lcb.wa.gov

Is it legal for medical marijuana patients to possess cannabis in the state of Washington?

YES

"Patients entered into the medical cannabis authorization database and who hold a recognition card may purchase up to three times the current limits at licensed retail stores with a medical cannabis endorsement, possess six plants and eight ounces of usable cannabis, and, if authorized by their healthcare practitioner, may grow up to 15 plants and possess up to 16 ounces of usable cannabis produced from their plants. Patients with a valid authorization who are not entered into the database may grow up to four plants and possess up to six ounces of usable cannabis for personal medical use within their domicile." - doh.wa.gov

Is it legal for medical marijuana patients to buy cannabis in a store in the state of Washington?

YES

"Qualifying patients and designated providers with a valid authorization may purchase cannabis from any licensed retail store with a medical cannabis endorsement. Registered patients with a recognition card are eligible for higher purchase limits and tax exemptions on DOH-compliant products." - doh.wa.gov

Is it legal for medical marijuana patients to grow cannabis in the state of Washington?

YES

"The qualifying patient or designated provider may also grow, in his or her domicile, up to six plants for the personal medical use of the qualifying patient and possess up to eight ounces of useable cannabis produced from his or her plants. If the health care professional determines that the medical needs of a qualifying patient exceed the amounts provided for in subsection (1) of this section, the health care professional must specify on the authorization that it is recommended that the patient be allowed to grow, in his or her domicile, up to fifteen plants for the personal medical use of the patient." - app.leg.wa.gov